The DH-LR2110-8ET-120 is a 8-port ePoE Ethernet switch that supports PoE, PoE+, Hi-PoE and the PoC transmission standards. The switch is a component of Dahua’s innovative Enhanced Power over Ethernet (ePoE) system that transmits power and data over long distances without the need for repeaters or multiple switches.PRODUCT FEATURES:- Layer 2 Network ePoE Switch - Enhanced Power and Data Transmission Distances with ePoE - Supports Long Distance ePoE Transmission, up to 800 m (2524 ft) - MAC Auto Study and Aging, 8K MAC Address List Capacity - Supports the IEEE802.3af and IEEE802.3at Standards and Hi-PoE Conforms to the IEEE802.3, IEEE802.3u, IEEE802.3ab/z and the - IEEE802.3X Standards - Indicator LEDs Display the Transmission Mode (IEEE, E100, E10) - Designed for Extreme Temperature Environments